Jul 2018 – Jul 2021 · 3 yrs · Bengaluru, Karnataka, India

• Open Visanet: Next generation network (payment) processing system with distributed systems

Sep 2016 – Jul 2018 · 1 yr 10 mos · Noida Area, India

• Hotels
• Designed of services like Caching Layer, Dynamic Promotions
• Designing a service for dynamic pricing of rooms
• Leading a team of ~25 engineers
• Catalog Management System, Paytm Mall
• Scaled system to support 400K requests per minute and more during sale time
• Improved SLA of product ingestion pipeline by 40% thus improving product discovery time
• Directly Managed team of ~20 engineers and setting their technology roadmap
• In depth design of several new services to cater business requirements
• Offline to Online Ecosystem (GiftCards, Events, Movies)

Sep 2015 – Jul 2016 · 10 mos · Gurgaon, India

• Plabro (Platform for Brokers) was a networking platform for real estate agents.
• Got to develop and contribute a lot in this early stage startup.
• User Profile Generation - Behavioural Targeting Framework
• InHouse wallet (money) implementation
• MultiLayer Caching Framework with local and over the network caches
• User Notification Framework
• Scalable Infrastructure with asynchronus task queues using kafka
• Design and development of APIs for web and mobile app
• Chat platform based on ejabberd
• DevOps - Elastic Search, MongoDB, Redis, Mysql, Kafka, Supervisor, InfraBackup and upload on S3
• Platform Monitoring - Icinga
• On the fly web features - python, django

Sep 2013 – Sep 2015 · 2 yrs · Gurgaon, India

• Programmatic Buying platform
• User Profile Store and User Targeting based on profiles.
• Distributed Hash Table using Redis, TwemProxy.
• Asynchronous modules for Aerospike, FluentD in Java
• Pacing Algorithm: Automatically adjusts number of impressions to be served for a campaign, taking care or over/under delivery and meeting targets.
• Framework for ad serving. Supports real time bidding and managed services.
• Ad Targeting.
• Real time Stats collection.

Feb 2010 – Sep 2013 · 3 yrs 7 mos · Mumbai Area, India

• Involved in the data-mining and engineering behind Rediff's Search platforms.
• AutoSuggest Systems - News, Money, Shopping, Book verticals
• Recommendation Systems
• Automation Framework
• Related Query System
• Trending Entity Detection
• Tag Generation System for Products (SEO Purpose)
• Big Data Processing, MapReduce streaming.

Nov 2008 – Mar 2009 · 4 mos · Hyderabad Area, India

Aug 2006 – Jan 2010 · 3 yrs 5 mos · Hyderabad Area, India

• I was involved in eSagu project (Project funded by Media Lab Asia) for quite a substantial duration. During my stay eSagu project won several awards, which includes:
• Finalist in the Stockholm Challenge Award 2008 in the economic development category.
• Winner of "The Manthan Award 2007 - India's Best e-Content for Development".
• Best CSI-Nihilent e-Governance Project Award (overall winner) 2006.
• As a team lead, guided several research assistants associated with the project.
• Designing and Implementing Automatic Advice Delivery System for eSagu.
• Designing database schema for new applications.

Apr 2006 – Jan 2010 · 3 yrs 9 mos · Hyderabad Area, India

• Worked on various research projects which helped in my thesis on "Improving Text Document Clustering by Exploiting Open Web Directories"
• Published several research papers in this duration.